<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title></title>
		<script src="https://unpkg.com/lodash@4.16.6/lodash.js"></script>
	</head>
	<body>
		<h2>传统引入方式</h2>
		<script src="./index.js"></script>
	</body>
</html>
